/*
 * Copyright (C) 2021 Yunify, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this work except in compliance with the License.
 * You may obtain a copy of the License in the LICENSE file, or at:
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.qingstor.sdk.utils;

public class QSServerSignatureUtil {

    /**
     * Generate signature for request against QingStor.
     *
     * @param accessKey: API access key ID
     * @param secretKey: API secret access key ID
     * @param strToSign: strToSign
     * @return a string which can be used as value of HTTP request header field "Authorization"
     *     directly.
     *     <p>See https://docsv4.qingcloud.com/user_guide/storage/object_storage/api/signature/ for
     *     more details about how to do signature of request against QingStor.
     */
    public static String generateAuthorization(
            String accessKey, String secretKey, String strToSign) {
        return QSSignatureUtil.generateAuthorization(accessKey, secretKey, strToSign);
    }

    /**
     * Generate signature for request against QingStor.
     *
     * @param secretKey API secret access key ID
     * @param strToSign string to sign
     * @return signature
     *     <p>See https://docsv4.qingcloud.com/user_guide/storage/object_storage/api/signature/ for
     *     more details
     */
    public static String generateSignature(String secretKey, String strToSign) {
        return QSSignatureUtil.generateSignature(secretKey, strToSign);
    }
}
